1. Provisional Geological Map of the Lake Victoria Gold Fields Tanzania 1: 500.000 (with explanatory notes);Barth;Geologisches Jahrbuch,1990
2. The geochronology of the Tanzanian Shield;Bell;Journal of Geology,1981
3. A note on the structural geology of the Geita Mine;Booth;Records of the Geological Survey of Tanganyika,1954
4. New aspects on the lithostratigraphy and evolution of the Siga Hills, an Archæan granite-greenstone terrain in NW-Tanzania;Borg;Zeitschrift für Angewandte Geologie,1992
5. The Geita gold deposit, NW-Tanzania. Geology, ore petrology, geochemistry and timing of events;Borg;Geologisches Jahrbuch,1993